Backend Developer

Job Title : Senior Node.js Developer

Experience : 5 to 10 Years

Location : Gurugram (5 days WFO) | Initial 15 days in Udaipur (expenses covered)

Notice Period : 1 Month or less

Role Overview :

We are hiring a Senior Node.js Developer to lead and deliver scalable solutions, drive best practices, and mentor engineers. Strong Node.js expertise is mandatory (MERN experience welcome with Node.js depth).

Mandatory Skills :

Node.js, Express.js, Data Structures & Algorithms, System Design (HLD/LLD), CI/CD, Git, Agile, Async programming, Debugging & Performance Optimization.

Key Responsibilities :

• Lead development and ensure high‑quality delivery.
• Gather requirements, design (HLD/LLD), and implement solutions.
• Optimize performance, scalability, and integrations.
• Mentor team members and support hiring.
• Collaborate in Agile teams and enforce coding best practices.

Required Skills :

• 5 to 10 Years in backend with Node.js/Express.js.
• Strong in DSA, problem‑solving, and system design.
• Experience with CI/CD, Git, and Agile methodologies.
• Expertise in async programming, debugging, and performance tuning.
• Excellent communication and collaboration skills.

Nice to Have : MERN stack exposure, cloud (AWS/Azure/GCP), Docker, caching/queues.

Interview Process :

1. AI Technical Interview
2. System Design Round (HLD & LLD)
3. Data Structures & Algorithms
4. HR Interview

Location :

• Primary : Gurugram (Digital Greens, Sector 61)
• Initial 15 days : Udaipur (A‑square, Shobhagpura)

Note : Preference for Gurugram/NCR candidates. Stable profiles only.

Position: Senior Backend Developer (NodeJS)

Experience: 5+ Years

Location: Bengaluru

CodeCraft Technologies multi-award-winning creative engineering company offering design and technology solutions on mobile, web and cloud platforms.

We are looking for an enthusiastic and self-driven Backend Engineer to join our team.

Roles and Responsibilities:

● Develop high-quality software design and architecture

● Identify, prioritize and execute tasks in the software development life cycle.

● Develop tools and applications by producing clean, efficient code

● Automate tasks through appropriate tools and scripting

● Review and debug code

● Perform validation and verification testing

● Collaborate with cross-functional teams to fix and improve products

● Document development phases and monitor systems

● Ensure software is up-to-date with the latest technologies

Desired Profile:

● NodeJS [Typescript]

● MongoDB [NoSQL DB]

● MySQL, PostgreSQL

● AWS - S3, Lambda, API Gateway, Cloud Watch, ECR, ECS, Fargate, SQS / SNS

● Terraform, Kubernetes, Docker

● Good Understanding of Serverless Architecture

● Proven experience as a Senior Software Engineer

● Extensive experience in software development, scripting and project management

● Experience using system monitoring tools (e.g. New Relic) and automated testing frameworks

● Familiarity with various operating systems (Linux, Mac OS, Windows)

● Analytical mind with problem-solving aptitude

● Ability to work independently

Good to Have:

● Actively contribute to relevant open-source projects, demonstrating a commitment to community collaboration and continuous learning.

● Share knowledge and insights gained from open-source contributions with the development team

● AWS Solutions Architect Professional Certification

● AWS DevOps Professional Certification

● Multi-Cloud/ hybrid cloud experience

● Experience in building CI/CD pipelines using AWS services

Synapsica is a growth stage HealthTech startup founded by alumni from IIT Kharagpur, AIIMS New Delhi, and IIM Ahmedabad. We believe healthcare needs to be transparent and objective, while being affordable. Every patient has the right to know exactly what is happening in their bodies and they don’t have to rely on cryptic 2 liners given to them as diagnosis.

Towards this aim, we are building an artificial intelligence enabled cloud based platform to analyze medical images and create 2.0 of advanced radiologist reporting.

We are backed by YCombinator and other marquee investors from India, US and Japan. We are proud to have GE, AIIMS, the Spinal Kinetics as our partners.

Join us, if you find this as exciting as we do!

Description:

Synapsica is looking for a Node.js/Python developer who is passionate about designing and implementing scalable solutions with highest quality. You will be responsible for creating high performance, responsive, and secure server-side programs to manage Synapsica platform. You will be responsible for designing, managing and supporting cloud platform and scaling our database. This role is ideal for you if you have a background in bakcned development and are looking for the next level of career growth in a fast paced, learning based and merit driven work environment.

Responsibilities:
- Design and development of our new platform modules from scratch. 
- Hands on implementation of our APIs and integrations. 
- Design, scaling and integration of new/existing databases.
- Ensuring the entire stack is designed and built for speed and scalability
- Design and construction of our REST APIs with best secutiry mechanisms.
- Design and implementation of continuous integration and deployment pipelines in tandem with the respective team members.
- Performance tuning and improvements in large scale systems.
- Ensuring responsiveness and cross-platform compatibility of applications.
- Owning and delivering end-to-end products, features, enhancements.

Requirements:
- Degree in Computer Science or related discipline with strong competencies in data structures, algorithms, and software design
- At least 4+ years of experience with writing Python/NodeJS/PHP/Ruby on Rails. 
- Prior experience of database design and management in MongoDB, including being up on the latest practices and associated versions.
- Experience in building highly scalable business applications, which involve implementing large complex business flows and dealing with huge amount of data.
- Familiarity with AWS (or equivalent) ecosystem with end-to-end cloud deployment.
- Experience implementing code level unit tests.
- Proficiency with Git / Version control.
- Appreciation for clean and well documented code
- Excellent verbal communication skills.
- Good problem solving skills.
- Attention to detail.
- Very high sense of ownership.
- Deep interest and passion for technology

Senior Python Backend Developer 

Notice Period: 45 days / Immediate Joining

Banyan Data Services (BDS) is a US-based Infrastructure Services Company, headquartered in San Jose, California, USA. It provides full-stack managed services to support business applications and data infrastructure.  We are looking for a Senior Python Developer to join our development team based out of Bangalore. This teamwork on building the next-generation SAS application on the Hybrid Cloud platform.  

It's a once-in-a-lifetime opportunity to join our rocket ship startup run by a world-class executive team. We are looking for candidates that aspire to be a part of the cutting-edge solutions and services we offer that address next-gen data evolution challenges.  

Key Qualificatisons

· Ability to write high-quality code efficiently.

· Design and develop new services/micro-services.

· Participate in planning and management of development process.

· Share architectural design vision with both technical and non-technical team members, including fellow engineers.

· Works on improvements in development toolset including testing frameworks, deployment scripts, and monitoring libraries.

· Experience solving complex problems and implementing solutions for performance and scalability.

· Write clean, well-structured, and maintainable code with automated test coverage and corresponding documentation.

· Explore new latest relevant technology, techniques, frameworks, tools, methodologies, and processes.

· Comfortable working with all aspects of software development; including dev-ops, quality assurance, research, and design.

Requirements

· Minimum 3 years of experience as a Python Developer in application development.

· Experience in Developing applications/software using Python, developing web services using Django/Flask, working with REST API, and working with any databases technology.

· Strong in Reg expression and string handling.

· Strong in python programming and should be able to develop both API, UI, and backend validations.

· Integration of user-facing elements developed by front-end developers with server-side logic and Implementation of security and data protection.

· Experience in Developing applications, software using Python, developing web services using Django, Flask, working with REST API, and working with any databases technology.

· Worked on open-source tools for logging, monitoring, search engine, caching, etc.

· Exposure to any of relation database technologies MySQL/Postgres/Oracle or any No-SQL database.

· Experience working on DevOps tools for continuous integration.

· Performed App servers, application deployments, web server deployments.

· Design and implementation of low-latency, high-availability, and performant applications.

· Working knowledge of AWS, enough to be able to set up the environment for application development.

· Good good analytical and execution skills.

· Worked on open-source software for development, logging, monitoring, search engine, caching, etc.

http://www.banyandata.com" target="_blank">www.banyandata.com 

• Strong knowledge of JavaScript.
• Knowledge of and its frameworks.
• Knowledge of NodeJS deployment over servers like AWS, the digital ocean.
• Good understanding of relational databases. Having experience with MongoDB will be an advantage.
• Proficiency in handling server-side development, deployment, and debugging.
• Having worked in socket programming is an added advantage.
• Good understanding of code versioning tools, such as Git.

Job description 

• Lead design, development, implementation and maintenance of applications & back-end  services demonstrating service-oriented architecture. 
• Design, build, test, and maintain scalable APIs, services, and systems within the  platform. 
• Choose the right Data Structures, tools, and tech stacks and do high-level design with guidance. 
• Build, develop, mentor, review code and coach junior team members. 
• Extensive programming experience with cross-platform development: Java/SpringBoot,  Javascript/Node.js, Express.js or Python 
• Extensive knowledge of ElasticSearch, MongoDB or Cassandra, Redis, SQS and data  streaming (Spark, Flink, Kafka streams, storm, etc.). 
• Well versed in Kafka Understanding cloud native technologies such as Docker and  Kubernetes, capable to cover full development lifecycle including CI/CD 
• Experience in use of source code management system like GIT, bitbucket and build tools  like ant, maven, Gradle or make. 
• Take great pride in Code quality and developer productivity. 
• Put in Microservcies architecture in place that paves road for scalability, efficiency,  observability, and availability. 
• Build (and open source) data processing, storage and fetch systems at the petabyte scale  with the lowest cost/GB while still responding in milliseconds at the 99th percentile. 
• Write algorithms and services to influence personalisation and recommendation from a  real-time recommendation engine for both home feed to surface most viral videos +  video e-commerce 
• Build machine learning pipelines using Kinesis,Spark/Flink/TensorFlow etc 
• Agile methodologies, Sprint management, Roadmap, Mentoring, Documenting, Software  architecture 
• Proven experience in handling large infrastructure and distributed systems Liaison with Product Management, DevOps, QA, Client and other teams Your Experience Across The Years in the Roles You’ve Played 

• Have total or more 7 - 9 years of experience with 2-3 years in a startup. Have B.Tech or M.Tech or equivalent academic qualification from premier institute. Experience in Product companies working on Internet-scale applications is preferred 
• Thoroughly aware of cloud computing infrastructure on AWS leveraging cloud native  service and infrastructure services to design solutions.
• Follow Cloud Native Computing Foundation leveraging mature open source projects  including understanding of containerisation/Kubernetes. 

We Value Engineers Who Are :

• Customer-focused: We believe that doing what’s right for the creator is ultimately what  will drive our business forward. 
• Obsessed with Quality: Your Production code just works & scales linearly 
• Team players. You believe that more can be achieved together. You listen to feedback  and also provide supportive feedback to help others grow/improve. 
• Pragmatic: We do things quickly to learn what our creators desire. You know when it’s  appropriate to take shortcuts that don’t sacrifice quality or maintainability 

Chingari Benefits 

The glory. Almost too much responsibility. 

A fun-life balance 

A ticket on our rocket ship to the moon. �� 

LearnApp's engineers are a small group of people who directly impact the daily lives of thousands of learners across the globe. 
As a software engineer, you are the architect, designer and coder and maintainer of your project. 
In addition, you work closely with the product team to make vision become reality. 
You are dynamic and able to work well both independently and as part of a team.

At LearnApp, we leave all egos at the door and concentrate on the job at hand. 
We value passionate, down to earth, “can do” people who enjoy fine-tuning small details, without losing sight of the big picture. 
We are looking for the type of person who feels uncomfortable when a day goes by without achieving something impactful. 
Someone who is driven to get things done and views obstacles as an exciting challenge that demands a creative solution. 
Above all else, this role requires someone who takes great pride in their work and is inspired and motivated by their role in improving the way thousands of learners receive financial literacy.

As a Backend Software Engineer, you’ll work closely with our engineers to ensure system consistency and improve user experience.

Responsibilities

- Analyze functional requirements and creation of software design
- Design and implement scalable and robust applications
- Design, develop, test, deploy, maintain, and improve software
- Design, shape and implement authentication, authorization, auditing, reporting, and API infrastructure solutions

Qualifications

- Bachelor's degree in Computer Science, a related technical field of study, or equivalent practical experience
- Experience in Object-Oriented Design and programming concepts
- A minimum of 3 years of working experience in a product oriented company
- Programming experience in NodeJS and Typescript or Javascript

Preferred Qualifications

- Experience in building cloud (SaaS) applications, particularly using AWS technologies
- Experience in building serverless applications
- Knowledge of Agile software development methodologies
- Ability to learn other coding languages as needed
- Object-oriented, database design, and SQL skills

Perks